CN2927864Y

CN2927864Y - Easy folding chair

Info

Publication number: CN2927864Y
Application number: CNU2006200023767U
Authority: CN
Inventors: 陈舜民
Original assignee: Wonderland Nurserygoods Co Ltd Taiwan
Current assignee: Wonderland Nurserygoods Co Ltd Taiwan
Priority date: 2006-02-21
Filing date: 2006-02-21
Publication date: 2007-08-01
Anticipated expiration: 2016-02-21
Also published as: US7334836B2; US20070194609A1

Abstract

An armchair convenient for folding comprises a front chair leg and a back chair leg which is connected with the front chair leg, a bearing frame arranged between the front chair leg and the back chair leg, a support frame which is arranged on the front chair leg. The utility model is characterized in that an arresting seat comprising a positioning position and a dislocation is arranged on the front chair leg, a sliding element moving between the positioning position and the dislocation is arranged inside the end edge of the bearing frame, a resilient extending along with the deflection of the sliding element is arranged on the sliding frame. When collected, the sliding element can be moved from the positioning position to the dislocation only to draw the bearing frame by one hand, thereby the front and the back chair legs are collected rapidly, the arresting seat falls at the same time, and the whole volume of timber of the chair is effectively contracted.

Description

The seat of being convenient to fold

Technical field

The utility model relates to a kind of seat, particularly relates to a kind of seat of being convenient to fold.

Background technology

Common on the market seat kind is quite a lot of, for example folding chair, plectane stool, high chair or the like.

The high chair of taking when providing the child to have a dinner is an example, in order to be convenient for carrying carrying or collection, therefore many designs have the mechanism that can fold, as shown in Figure 1, be a kind of high chair 1 in the past, the retracting mechanism of this kind high chair 1 is to be that forward and backward

chair pin

11,12 bottoms are provided with a connection rod set 13, and are connected with on connection rod set 13 that interlock connection rod set 13 folds movable pedal 14 to provide the user to trample, and a locked mechanism 15 of being located at forward and backward

chair pin

11,12 pivotal axis places.High chair 1 is when folding operation, the operator must two sentence locked mechanism 15 release the locks that make forward and backward

chair pin

11,12 pivotal axis places in while high chair 1 upper limb, and push down on the pedal 14, utilize pedal 14 interlock connection rod set 13 to produce the upwards action of bending of middle section, the forward and

backward chair pin

11,12 of slippaging again, and seat cushion 16, just can make high chair 1 be collapse state.

Therefore comprise connection rod set 13, pedal 14 or the like member and all be mounted between forward and backward

chair pin

11,12 bottoms yet plant retracting mechanism, not only the overall weight of complex structure and high chair 1 also can increase, and causes carrying to go up quite effort and inconvenience.In addition again because in that fold in the operation must be earlier to locked mechanism 15 release the locks, and draw forward and backward

chair pin

11,12 with both hands, and single pin is being stepped on pedal 14, the forward and

backward chair pin

11,12 of slippaging, reach seat cushion 16 high chair 1 is folded to minimum volume, quite inconvenient in operation.

The utility model content

The utility model one purpose is the seat that a kind of processing ease is provided and is convenient to fold.

Another purpose of the utility model is to provide a kind of one-handed performance one actuated piece to fold rapidly, and the seat after folding also can be maintained at collapse state, can make seat launch and keep the seat of being convenient to fold of deployed condition once again up to operating same actuated piece again.

The another purpose of the utility model is to provide a kind of operation one actuated piece that forward and backward chair pin is pivoted mutually near folding, and makes seat can move to the seat of being convenient to fold of a stowed position simultaneously.

It is a kind of in folding when operation that a purpose more of the present utility model is to provide, and can reduce the height of bracing frame simultaneously and dwindle the seat of being convenient to fold of the whole volume of timber of seat.

The seat that the utility model is convenient to fold includes: a front chair leg, one and the back chair pin, that is articulated of described front chair leg be located at a carrier between described forward and backward chair pin and a bracing frame of being located on the described front chair leg; It is characterized in that: also include a retracting mechanism, described retracting mechanism includes:

One braking seat is located on the described front chair leg, and definition has position, a location, an and off-position;

One sliding part is located at the inner place of described carrier ora terminalis, and can displacement between the position location of described braking seat and off-position; And

One elastic component is arranged on the described sliding part, and when described sliding part displacement telescopic movable;

When described whereby sliding part is moved to described position location, described carrier engages with described front chair leg, described seat forms deployed condition, in addition when described sliding part breaks away from described position location, carrier can be pivoted relative to each other with described forward and backward chair pin, the elastic recovery active force that is discharged when cooperating described elastic component to stretch simultaneously, and make described sliding part be moved to described off-position, described forward and backward chair pin is pivoted relative to each other close to stowed position.

In addition, the seat that the utility model is convenient to fold includes: a front chair leg, one and the back chair pin, that is articulated of described front chair leg be located at a carrier between described forward and backward chair pin and a bracing frame of being located on the described front chair leg; It is characterized in that: also include:

One is sheathed on the braking seat on the described front chair leg slippingly, and described braking seat and definition have position, a location, an and off-position, and the ora terminalis of described carrier and stretching places described braking seat and can displacement between described position location and described off-position;

When described whereby carrier is moved to described off-position by described position location, can drives described braking seat simultaneously and move down synchronously, and then the described carrier of interlock descends.

Description of drawings

The seat of the utility model being convenient to fold below in conjunction with drawings and Examples is elaborated:

Fig. 1 is a high chair schematic diagram in the past;

Fig. 2 is the seat one preferred embodiment schematic diagram that the utility model is convenient to fold;

Fig. 3 is the part perspective exploded view of described preferred embodiment;

Fig. 4～6th, the continuous illustrative view of the retracting mechanism of described preferred embodiment;

Fig. 7 is the seat collapse state schematic diagram of described preferred embodiment.

The specific embodiment

As shown in Figure 2, it is a preferred embodiment of the utility model seat 3 of being convenient to fold, include carrier 33, a bracing frame 34 that a front chair leg 31, one back chair pin 32, is hubbed at 31,32 on forward and backward chair pin, and a retracting mechanism 4 (seeing Fig. 3,4 for details).Relevant with the whole skeleton of seat 3 because of design target of the present utility model, the design target is clear to be shown in order to make, so in the accompanying drawing former seat cushion and the glove basket that is installed on bracing frame 34 and the carrier 33 is omitted.

Before,

back chair pin

31,32 all have two vertical rods 311 respectively, 321, one is connected with in two vertical rods 311,321 cross bar 312,322, and a plurality ofly be installed on each vertical rod 311 respectively, the roller 313 of 321 bottoms, 323, on the roller 313 of front chair leg 31 and be provided with one and can pull the stop part 314 of operation up and down for the operator, after stop part 314 is pulled downwards, stop part 314 can contact on the roller 313 of front chair leg 31, make described roller 313 form inactive state, so as to preventing seat 3 any displacements, again after stop part 314 is upwards pulled, stop part 314 breaks away from the roller 313 of conflict front chair leg 31, this moment, described roller 313 formed active state, seat 3 displacement arbitrarily.In addition, the top of forward and backward

chair pin

31,32 is articulated each other, makes that forward and backward

chair pin

31,32 can the articulated section be a fulcrum and launch relatively and constitute an angle, or folds relatively and put.

Carrier 33 is a ㄇ shape hollow tube, is located at 311,321 of the vertical rods of forward and backward

chair pin

31,32, uses for a glove basket (figure does not show) and sets up the location.And bracing frame 34 is to be located in the vertical rod 311 of front chair leg 31, and have one can for child's foot-operated pipe 341, that both feet are trampled take the time can supply a back cushion (figure does not show) location lean against pipe 342, be located at lean against on the pipe 342 and can for personnel operation for adjustment lean against manage 342 angles of inclination lean against guiding mechanism 343, and one be located at foot-operated pipe 341 and lean against 342 of pipes and be positioned at the seat pipe 344 at carrier 33 front end places, and described seat pipe 344 is to use for a seat cushion (scheming not show) to set up the location.The described guiding mechanism 343 that leans against belongs to prior art, and non-the utility model design target place is so repeat no more.

Shown in Fig. 3,4, retracting mechanism 4 has sliding part 42, that two braking seats 41, two in two vertical rods 311 that are sheathed on front chair leg 31 respectively are located at carrier 33 two ends respectively to be located at actuated piece 43, on the carrier 33 and to be placed through in the carrier 33 and to be connected with actuated piece 43 and priming part 44 that two ends are connected with each sliding part 42 respectively, and two elastic components 45 that are arranged in respectively on each sliding part 42.Braking seat 41 has socket part 411, a pedestal 412 that extends from described socket part 411 that is placed in the vertical rod 311 of described front chair leg 31, and one in order to be locked on the lid 413 on the pedestal 412, definition has a position, location and an off-position on the pedestal 412, the place tilts to be provided with a storage tank 414 in the position location, then be formed with a sunken district 415 in the place, off-position in addition, sunken district 415 is positioned at storage tank 414 belows and contiguous storage tank 414.Each sliding part 42 all has one first section 421; and second section 422 that is connected with first section 421; the front-end edge of first section 421 is formed with a guiding cambered surface 423; and be respectively equipped with strip hole 425,424 on first and second section 421,422; utilize a plurality of connectors 46 to be arranged on the carrier 33 respectively whereby and stretch and put in each strip hole 424,425 (as shown in Figure 4); make the two ends of sliding part 42 be hubbed at respectively on the carrier 33 simultaneously; guiding the moving direction of each sliding part 42, and guarantee that sliding part 42 can stable displacements.

In the present embodiment, described actuated piece 43 is one can be for the button of personnel's pressing operation.And priming part 44 is a steel wire.In addition, elastic component 45 is arranged on second section 422 of sliding part 42 and with an end and is resisted against on a connection piece 46, so that during relative carrier 33 displacements of sliding part 42, elastic component 45 telescopic action.

Continuous shown in Fig. 3,4, described retracting mechanism 4 also can include a locating part 47, this locating part 47 has one in order to the connecting portion 471 in the vertical rod 321 that is hubbed at back chair pin 32, and the resettlement section 472 that can place for carrier 33, whereby when forward and backward

chair pin

31,32 folds, carrier 33 can be pivoted relative to each other with forward and backward chair pin 31,32.Certain described locating part 47 also can omit need not, and change with rivet with carrier 33 two ends respectively riveting establish in the vertical rod 321 that is articulated in back chair pin 32, vertical rod 311,321 that carrier 33 can forward and backward relatively

chair pin

31,32 is pivoted fold.

When the seat 3 that the utility model is convenient to fold is deployed condition as shown in Figure 2, forward and backward

chair pin

31,32 is pivoted relative to each other and presss from both sides an angle, this moment described retracting mechanism 4 sliding part 42 and stretch and place storage tank 414, elastic component 45 is extended configuration, the vertical rod 311,321 that this moment, carrier 33 can not forward and backward relatively

chair pin

31,32 pivots, and the vertical rod 311,321 of forward and

backward chair pin

31,32 like this launches to be a fixed angle (promptly being a three-legged structure) and can't to fold.

As Fig. 3,4, shown in 5, when the seat of being convenient to fold when the utility model 3 is desired to be folded by as shown in Figure 2 deployed condition, the user is as long as one hand is pushed actuated piece 43, actuated piece 43 promptly can spur two sliding parts 42 (only showing among the figure) towards carrier 33 internal displacements by interlock priming part 44, make first section 421 of sliding part 42 withdraw from storage tank 414 (as shown in Figure 4), elastic component 45 was compressive state and accumulated an elastic-restoring force this moment, cooperate simultaneously carrier 33 is passed (shown in arrow among Fig. 5) towards front chair leg 31 directions, so carrier 33 two ends can drive locating part 47 and relatively,

back chair pin

31,32 pivot, the elastic recovery active force that is discharged when cooperating described elastic component 45 to stretch simultaneously, and when making described sliding part 42 be moved to described off-position, and then before driving,

back chair pin

31,32 relatively rotate and fold, because braking seat 41 is not to be fixed on the front chair leg 31, but be socketed on the front chair leg 31, therefore when carrier 33 during towards front chair leg 31 direction displacements, braking seat 41 can move down and drive bracing frame 34 simultaneously and move down with before assisting,

back chair pin

31,32 actuating, withdrawed from sliding part 42 first sections 421 of storage tank 414 towards off-position direction displacement this moment, unclamp actuated piece 43, make elastic component 45 release elastic-restoring forces and be extended configuration, make sliding part 42 first sections 421 stretch and place sunken district 415 (as shown in Figure 6), as before this,

back chair pin

31,32, carrier 33 and bracing frame 34 are that variable bit becomes collapse state shown in Figure 7, under the elastic force effect of elastic component 45, seat 3 can not opened automatically, and borrows the synchronous decline displacement of carrier 33 and the seat 3 whole volumes of timber after folding are dwindled.In the time will launching seat 3, need push actuated piece 43 once again, the guiding cambered surface 423 of sliding part 42 can reset along the inclined-plane of 415 of storage tanks 414, sunken district.

As mentioned above, the seat 3 that the utility model is convenient to fold is provided with the braking seat 41 that a definition has a position, location and an off-position by front chair leg 31, the inner place of carrier 33 ora terminalis be provided with one can displacement between braking seat 41 position locations and off-position sliding part 42, being provided with one in carrier 33 in addition can be for the actuated piece 43 of pressing operation, 42 of actuated piece 43 and sliding parts also are provided with a priming part 44, be equipped with on the sliding part 42 one can be with sliding part 42 displacements the elastic component 45 of telescopic movable, make the user as long as one hand is pushed actuated piece 43, can be moved to the off-position from the position location of braking seat 41 by priming part 44 interlock sliding parts 42, as before this,

back chair pin

31,32 can fold fast, and interlock carrier 33 decline displacements simultaneously, not only fold processing ease, the effect that the seat 3 whole volumes of timber after folding are effectively dwindled.

Claims

1. seat of being convenient to fold includes: a front chair leg, one and the back chair pin, that is articulated of described front chair leg be located at a carrier between described forward and backward chair pin and a bracing frame of being located on the described front chair leg; It is characterized in that: also include a retracting mechanism, described retracting mechanism includes:

2. be convenient to the seat that folds according to claim 1, it is characterized in that:

The top of described forward and backward chair pin is articulated each other, makes that described forward and backward chair pin can the articulated section be a fulcrum and launch to constitute an angle relatively.

3. be convenient to the seat that folds according to claim 1, it is characterized in that:

Described retracting mechanism also includes to be located in the described carrier and the priming part that is connected with described sliding part, and an actuated piece of being located on the described carrier, described actuated piece can the displacement between described position location and described off-position of the described sliding part of interlock for one-handed performance.

4. the seat as being convenient to fold as described in claim 1 or 3 is characterized in that:

Described braking seat has a socket part that is placed in the vertical rod of described front chair leg, an and pedestal that extends from described socket part, tilt to be provided with a storage tank in the place, position location on the described pedestal, then be formed with a sunken district in the place, off-position in addition, and described sunken district also is positioned at the storage tank below and contiguous described storage tank, make that described sliding part is to stretch to place described storage tank when being arranged in the position location, then stretch when other is positioned at the off-position to place described sunken district.

5. the seat as being convenient to fold as described in the claim 4 is characterized in that:

Described braking seat also has one in order to be locked on the lid on the described pedestal.

6. the seat as being convenient to fold as described in the claim 4 is characterized in that:

Described sliding part has one first section, and second section that is connected with described first section, and the front-end edge of described first section is formed with a guiding cambered surface, makes that described sliding part can be glidingly in described storage tank and described sunken interval displacement.

7. the seat as being convenient to fold as described in the claim 6 is characterized in that:

Also include a plurality of connectors that are arranged in the support frame as described above two ends respectively, and on first section of described sliding part and be provided with and at least onely stretch the strip hole of putting for described connector, so as to guiding the moving direction of described sliding part.

8. the seat as being convenient to fold as described in the claim 3 is characterized in that:

Described priming part is a steel wire.

9. the seat as being convenient to fold as described in the claim 7 is characterized in that:

Described elastic component is arranged on second section of described sliding part, and is resisted against on a connection piece with an end, so that during the described relatively carrier displacement of described sliding part, described elastic component telescopic action.

10. be convenient to the seat that folds according to claim 1, it is characterized in that:

Described retracting mechanism also includes a locating part, described locating part has one in order to the connecting portion in the vertical rod that is hubbed at described back chair pin, and the resettlement section that can place for support frame as described above, whereby when described forward and backward chair pin folds, the vertical rod that described carrier can described relatively forward and backward chair pin pivots and folds.

11. a seat of being convenient to fold includes: a front chair leg, one and the back chair pin, that is articulated of described front chair leg be located at a carrier between described forward and backward chair pin and a bracing frame of being located on the described front chair leg; It is characterized in that: also include:

12. the seat as being convenient to fold as described in the claim 11 is characterized in that:

Described braking seat has a socket part that is placed in the vertical rod of described front chair leg, and a pedestal that extends from described socket part, and therefore the end of described carrier stretches the described pedestal that places described braking seat.

13. the seat as being convenient to fold as described in the claim 11 is characterized in that:

14. the seat as being convenient to fold as described in the claim 11 is characterized in that:

When described carrier is moved to described position location, can drives described forward and backward chair pin simultaneously and be pivoted relative to each other, and make described seat form deployed condition; When described carrier is moved to described off-position by described position location, can drives described forward and backward chair pin simultaneously and be pivoted relative to each other in addition near folding.